<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>v-text指令</title>
  </head>
  <body>
    <!-- v-text会将元素当成纯文本输出 -->
    <div id="app">
      {{message+'!'}}
      <h1 v-text="message+'!'">hi</h1>
      <h2 v-text="info">hi</h2>
    </div>
    <!-- 开发环境版本，包含了有帮助的命令行警告 -->
    <script src="https://cdn.jsdelivr.net/npm/vue@2/dist/vue.js"></script>
    <script>
      var app = new Vue({
        el: "#app",
        data: { message: "hello", info: "哈哈哈 " },
      });
    </script>
  </body>
</html>
